FORGED PISTON KITS AND REPLACEMENT PARTS FOR BIG TWIN

FORGED PISTON KITS AND REPLACEMENT PARTS FOR BIG TWIN
Availability: In stock
Part #: 62139
Weight: 2.70
  • Wiseco Pistons are forged from hi-silicon aluminum alloy for superior strength and dependability
  • The unique piston shape allows tight piston to wall clearances for quieter operation
  • Grooves are machined around the top ring lands to reduce detonation and improve the sealing power of the top ring
  • Designed for Stock stroke flywheels only
  • All wrist pin holes are ream fit for a perfect geometrical surface
  • Enlarged valve pockets provide the clearance for larger valves and high lift cams but must be checked
  • Includes instructions and clearance recommendations
  • Note: Hastings replacement rings are for one piston only unless otherwise noted by a *

Piston Kit fits Shovelhead 1978/1984 1340cc (80ci)
7:1 compression, 3.497" standard bore size
By: WISECO PERFORMANCE PISTONS
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